package net.minecraft.command.server;

import java.util.Arrays;
import java.util.List;
import net.minecraft.command.CommandBase;
import net.minecraft.command.CommandException;
import net.minecraft.command.ICommandSender;
import net.minecraft.command.PlayerNotFoundException;
import net.minecraft.command.WrongUsageException;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.BlockPos;
import net.minecraft.util.ChatComponentTranslation;
import net.minecraft.util.EnumChatFormatting;
import net.minecraft.util.IChatComponent;

public class CommandMessage extends CommandBase {
	public List<String> getCommandAliases() {
		return Arrays.<String>asList(new String[] { "w", "msg" });
	}

	/**
	 * Gets the name of the command
	 */
	public String getCommandName() {
		return "tell";
	}

	/**
	 * Return the required permission level for this command.
	 */
	public int getRequiredPermissionLevel() {
		return 0;
	}

	/**
	 * Gets the usage string for the command.
	 */
	public String getCommandUsage(ICommandSender sender) {
		return "commands.message.usage";
	}

	/**
	 * Callback when the command is invoked
	 */
	public void processCommand(ICommandSender sender, String[] args) throws CommandException {
		if (args.length < 2) {
			throw new WrongUsageException("commands.message.usage", new Object[0]);
		} else {
			EntityPlayer entityplayer = getPlayer(sender, args[0]);

			if (entityplayer == sender) {
				throw new PlayerNotFoundException("commands.message.sameTarget", new Object[0]);
			} else {
				IChatComponent ichatcomponent = getChatComponentFromNthArg(sender, args, 1,
						!(sender instanceof EntityPlayer));
				ChatComponentTranslation chatcomponenttranslation = new ChatComponentTranslation(
						"commands.message.display.incoming",
						new Object[] { sender.getDisplayName(), ichatcomponent.createCopy() });
				ChatComponentTranslation chatcomponenttranslation1 = new ChatComponentTranslation(
						"commands.message.display.outgoing",
						new Object[] { entityplayer.getDisplayName(), ichatcomponent.createCopy() });
				chatcomponenttranslation.getChatStyle().setColor(EnumChatFormatting.GRAY)
						.setItalic(Boolean.valueOf(true));
				chatcomponenttranslation1.getChatStyle().setColor(EnumChatFormatting.GRAY)
						.setItalic(Boolean.valueOf(true));
				entityplayer.addChatMessage(chatcomponenttranslation);
				sender.addChatMessage(chatcomponenttranslation1);
			}
		}
	}

	public List<String> addTabCompletionOptions(ICommandSender sender, String[] args, BlockPos pos) {
		return getListOfStringsMatchingLastWord(args, MinecraftServer.getServer().getAllUsernames());
	}

	/**
	 * Return whether the specified command parameter index is a username parameter.
	 */
	public boolean isUsernameIndex(String[] args, int index) {
		return index == 0;
	}
}
